Forum: Tuning

I have a 5.3/4l60 swapped 1990 rcsb, when I did the swap I had 3.08 gears and just changed them out for 4.10's. When the peramiters for the speedo...

Is down and has been for like 2 days :( ... anyone know anything? :rolly:

How much timing are you boosted 6.0L guys running with how many lbs. of boost? I'm gonna start with 7 lbs of boost and wanted to know where would be...

I want to get my Nelson tune but I was wondering what differences would be between a 87, 91, 93 octane tune would be? Is it worth the $.30 a gallon...

Do they come lean from the factory or rich? I've got my 02's reading 860-880mV. I just leaned it out on the top side a little compared to stock on...

speed density tune please explain lol...i tried looking up threads but it wont search so im posting! how do u know when u need a sd tune? any...

***MOVING THE TUNE DAY TO A NEW LOCATION, CHECK THE LINK FOR DETAILS*** Just linking you guys to this event. If you're looking for a tune in...

Before I do, wondering if SES, Brake, ABS, and Airbag lights can be turned off? Can these be disabled to pass inspection? I already have a nelson...

Whats the most economical way to get my car tuned? Once I get my swap complete, I'm going to need a tune, and I am NOT a tinkerer. Once it's...

Ok we are installing a fuel injector driver box for these 96lb low imp. injectors. In the tuning table do you still put in the flow rate they will...

got a lq9 4l80 combo in my truck, just wanting to know what i can get away with on tuning in the tranny, for right now i basically got the...

Hey peeps, FNG here....:ugh2: Anyone got any suggestions for tuning after installing a comp cams 54-455-11 cam in my 06 GMC sierra 4.8L? I havent put...

Just wondering what you guys are running for timing advance in your LQ4's? Its in a 01 2500HD with the 4L80E and 4.11 gears. The stock timing table...

Had a tune by allen done and had to take it to have the crankshaft correlation done at the dealership. They also messed with the fuel trims. Did they...

What do you think of it? I could finally do my own data loggs and send them to Allen. http://ot-2.com/

Anyone know if Nelson is gonna have special hours on Tuesday since its after memorial weekend? Thinkin about stoppin by and getting a tune tomorrow.

I just finished my Iron LS1 and have it installed. The IAT reads between 250°F and 280°F. I am pretty sure this is what is making it run extremely...

any :chevy: tuners around sw louisiana or se texas willing to make some cash.. pm me if you know someone or you or the person. hell if its ok just...

None in the HPTuners repository, but I need one for an '05 with a 5 speed. An RST or something. Or instructions on how to combine my trucks 5speed...

I see its been done on ls1tech but has anyone went to a ls7 maf here?